Matlab课程设计报告--MATLAB GUI的音乐键盘仿真

Object, eventdata, handles)Рglobal yinyue;Р[FileName,PathName]=uigetfile('*.wav','Music Play');Р[y,fs,bits]=wavread(FileName);Рyinyue=audioplayer(y,fs)Рvoice=get(handles.voice,'Value')Рplay(yinyue);Р?Pauses:播放暂停Р function pushbutton38_Callback(hObject, eventdata, handles)Рglobal yinyue;Рpause(yinyue);РStop:播放停止Рfunction pushbutton37_Callback(hObject, eventdata, handles)Рglobal yinyue;Рstop(yinyue);РResume:播放恢复Р?function pushbutton40_Callback(hObject, eventdata, handles)Рglobal yinyue;Рresume(yinyue);Р(3)功能实现Р Р4.6 电影播放设计Р(1)界面设计Р Р(2)函数设计Рfunction pushbutton48_Callback(hObject, eventdata, handles)Р [name,path]=uigetfile('*.*','');Рfile=sprintf('%s%s',path,name);Рmplay(file,24);Р(3)功能实现Р?Р4.7 音量控制设计Р(1)界面设计Р?Р(2)函数设计Р voice=get(handles.voice,'Value')Рsound(ft*voice,8000);Р(3)功能实现Р 能实现对音量的调节